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9th Class Science Sample Paper Science Olympiad Model Test Paper-4

  • question_answer
    The setup shown below is of Rutherford alpha particle scattering experiment. In the figure it is seen that some particle reflects back after striking the gold foil. What is the reason for this?

    A) There is large empty space in the atom

    B) Nucleus is positively charged

    C) Nucleus is very dense

    D) Electrons revolve around the nucleus

    E) None of these

    Correct Answer: C

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